30676675493 has 2 divisors, whose sum is σ = 30676675494. Its totient is φ = 30676675492.

The previous prime is 30676675427. The next prime is 30676675507. The reversal of 30676675493 is 39457667603.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29867443684 + 809231809 = 172822^2 + 28447^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30676675493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30676675693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15338337746 + 15338337747.

It is an arithmetic number, because the mean of its divisors is an integer number (15338337747).

Almost surely, 2^30676675493 is an apocalyptic number.

It is an amenable number.

30676675493 is a deficient number, since it is larger than the sum of its proper divisors (1).

30676675493 is an equidigital number, since it uses as much as digits as its factorization.

30676675493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17146080, while the sum is 56.

The spelling of 30676675493 in words is "thirty billion, six hundred seventy-six million, six hundred seventy-five thousand, four hundred ninety-three".